@article {10.xxxx/ZFE1801025, 
	author = "Kelle, Udo",
	title = "?Mixed Methods? in der Evaluationsforschung ? mit den Möglichkeiten und Beschränkungen quantitativer und qualitativer Methoden arbeiten",
	journal = "Zeitschrift für Evaluation",
	ISSN = "1619-5515",
	year = "2018",
	number = "1",
	pages = "25-51",
	doi = "10.xxxx/ZFE1801025",
	url = "https://content-select.com/index.php?id=bib_view&doi=10.xxxx%2FZFE1801025",
	publisher = "Waxmann Verlag",
	language = "",
}